1. 2’-NH2-MPTP selectively lesions serotonin and norepinephrine nerve terminals in three species by a mechanism of action involving oxygen free radicals. National Institute on Drug Abuse Director’s Seminar Series: Baltimore, MD (June 1997).
2. Attempts to unravel differential neurochemistry in serotonin transporter knock-out mice. National Institute of Mental Health, Bethesda, MD (November 18, 1998).
3. Molecular mechanisms underlying adaptation of the presynaptic serotonin system in response to decreased SERT expression: Implications for understanding the etiology and treatment of depression and anxiety. Pennsylvania State University Neuroscience Day, Hershey Medical School, Hershey, PA (May 1999).
4. Tools to study the brain serotonin system: Neurotoxicological approaches. Department of Chemistry, St. Vincent’s College, Latrobe, PA (March 24, 2000).
5. The heterogeneous nature of the brain: Impact on etiology, diagnosis and treatment of anxiety disorders. SurroMed Inc., Palo Alto, CA (May 8, 2000).
6. Criteria for evaluating neurotoxicity: Is 2’-NH2-MPTP a serotonergic neurotoxin? Pennsylvania State University Toxicology Forum, University Park, PA (May 10, 2000).
7. Tools to probe brain chemistry. Department of Bioengineering, Pennsylvania State University, University Park, PA (September 28, 2000).
8. The neurochemistry of anxiety. Serotonin Club/Brain Research Bulletin Conference, New Orleans, LA (November 3, 2000).
9. The neurochemistry of anxiety. Department of Chemistry, Bloomsburg University, Bloomsburg, PA (November 17, 2000).
10. Deciphering the neurochemistry of anxiety. Division of Neuropathology, Johns Hopkins Medical Institutions, Baltimore, MD (December 12, 2000).
11. Deciphering the neurochemistry of anxiety. Astra Zeneca, Wilmington, DE (February 15, 2001).
12. Deciphering the neurochemistry of anxiety. Austin Peay University, Clarksville, TN (March 1, 2001).
13. Deciphering the neurochemistry of anxiety. Western Kentucky University, Bowling Green, KY (March 2, 2001).
14. Deciphering the neurochemistry of anxiety. Carlow College, Pittsburgh, PA (March 16, 2001).
15. Deciphering the neurochemistry of anxiety. Grand Canyon University, Phoenix, AZ (March 23, 2001).
16. Deciphering the neurochemistry of anxiety. Juniata College, Juniata, PA (September 12, 2001).
17. Using electrochemical techniques to analyze serotonin neurochemistry. Federation of Analytical Chemistry & Spectroscopy Societies, Detroit, MI (October 10, 2001).
18. What can measuring serotonin in vivo tell us about anxiety? 2002 Pittsburgh Conference, New Orleans, LA (March 20, 2002).
19. Deciphering the neurochemistry of anxiety. Olivet Nazarene University, Chicago, IL (April 1, 2002).
20. What do neuroscientists do? North Hills Junior High School, Pittsburgh, PA (May 3, 2002).
21. Measuring serotonin in the study of anxiety. James Madison University NSF-REU Program, Harrisonburg, VA (June 27, 2002).
22. The role of serotonin in MDMA-induced hyperactivity and neurotoxicity. Centers for Disease Control/National Institute for Occupational Safety and Health, Morgantown, WV (August 16, 2002).
23. Serotonin and the misbehaving brain. Georgia Institute of Technology, Atlanta, GA (September 12, 2002).
24. Serotonin and the misbehaving brain. Emory University, Atlanta, GA (September 13, 2002).
25. Serotonin and the misbehaving brain. University of Pittsburgh, Pittsburgh, PA (September 19, 2000).
26. Measurements in biological systems. Midwest Union of Analytical Chemistry Committee Meeting, University of Pittsburgh, Pittsburgh, PA (October, 3, 2002).
27. Serotonin and the misbehaving brain. University of Texas at Austin, Austin, TX (October 17, 2002).
28. Is a-synuclein giving us the run around? Columbia University Medical School, New York, NY (October 24, 2002).
29. Electroanalytical methods elucidate modest but biologically relevant changes in serotonin and dopamine neurotransmission. University of North Carolina, Chapel Hill, NC (November 11, 2002).
30. Serotonin as a trophic factor. 35th Annual Winter Conference on Brain Research, Salt Lake City, UT. Workshop organizer (January 26, 2003).
31. Serotonin and the misbehaving brain. Duke University, Raleigh-Durham, NC (February 7, 2003).
32. Electroanalytical methodology elucidates changes in serotonin and dopamine neurotransmission in genetically engineered mouse models of brain disease. 2003 Pittsburgh Conference, Orlando, FL, Symposium co-organizer (March 12, 2003).
33. Serotonin and the misbehaving brain. St. Joseph’s University, Philadelphia, PA (April 2, 2003).
34. Serotonin and the fountain of youth: The chemistry of the aging brain. Ohio State University, Columbus, OH (April 8, 2003).
35. SERT as a key regulator of serotonergic signaling and the effects on anxiety-related behavior. Monitoring Molecules in Neuroscience: 10th International Conference on In Vivo Methods, Stockholm, Sweden (June 25, 2003).
36. SERT as a key regulator of brain derived neurotrophic factor expression. Monitoring Molecules in Neuroscience: 10th International Conference on In Vivo Methods, Stockholm, Sweden (June 25, 2003).
37. Novel tools for the dynamic analysis of brain chemistry. Midwest Union of Analytical Chemistry Committee Meeting, Indiana University Purdue University Indianapolis, Indianapolis, IN (October, 10, 2003).
38. Serotonin and the misbehaving brain: Using analytical chemistry to meet biologic challenges. University of Illinois, Urbana, IL (October 24, 2003).
39. The relationship between serotonin and BDNF as trophic factors. 33rd Annual Meeting of the Society for Neuroscience, New Orleans, LA (November 11, 2003).
40. The effects of reduced serotonin transporter expression on neurotransmission, plasticity and behavior. National Center for Biological Sciences, TATA Institute, Bangalore, India (January 3, 2004).
41. Serotonin, reward and drugs of abuse. University of Michigan, Ann Arbor, MI (February 19, 2004).
42. Serotonin and the misbehaving brain. Muhlenberg College, Department of Chemistry, Allentown, PA (May 4, 2004).